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Finding the Fourth Proportional to 293,005.80, 439,767.90 and 251,015.40

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Solution

The fourth proportional to 293,005.80, 439,767.90 and 251,015.40 is: 376,745.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,005.80 : 439,767.90 = 251,015.40 : x
  2. Step 2: Convert to fraction form
    293,005.80/439,767.90 = 251,015.40/x
  3. Step 3: Cross multiply
    293,005.80x = 439,767.90 × 251,015.40
  4. Step 4: Simplify right side
    293,005.80x = 110,388,515,325.66
  5. Step 5: Solve for x
    x = 110,388,515,325.66/293,005.80
  6. Step 6: Final answer
    x = 376,745.15

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